/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
*/
#ifndef _FILTER_INTERNAL_H
#ifdef __KERNEL__
# include <linux/spinlock.h>
#endif
-#include <lustre_disk.h>
#include <lustre_handles.h>
#include <lustre_debug.h>
#include <obd.h>
+#include <obd_class.h>
#include <lprocfs_status.h>
#define FILTER_LAYOUT_VERSION "2"
OBD_INCOMPAT_COMMON_LR)
#define FILTER_GRANT_CHUNK (2ULL * PTLRPC_MAX_BRW_SIZE)
+#define FILTER_GRANT_SHRINK_LIMIT (16ULL * FILTER_GRANT_CHUNK)
#define GRANT_FOR_LLOG(obd) 16
-#define FILTER_RECOVERY_TIMEOUT (obd_timeout * 5 * HZ / 2) /* *waves hands* */
-
extern struct file_operations filter_per_export_stats_fops;
-
-/* Data stored per client in the last_rcvd file. In le32 order. */
-struct filter_client_data {
- __u8 fcd_uuid[40]; /* client UUID */
- __u64 fcd_last_rcvd; /* last completed transaction ID */
- __u64 fcd_last_xid; /* client RPC xid for the last transaction */
- __u32 fcd_group; /* mds group */
- __u8 fcd_padding[LR_CLIENT_SIZE - 60];
-};
+extern struct file_operations filter_per_nid_stats_fops;
/* Limit the returned fields marked valid to those that we actually might set */
#define FILTER_VALID_FLAGS (OBD_MD_FLTYPE | OBD_MD_FLMODE | OBD_MD_FLGENER |\
OBD_MD_FLSIZE | OBD_MD_FLBLOCKS | OBD_MD_FLBLKSZ|\
OBD_MD_FLATIME | OBD_MD_FLMTIME | OBD_MD_FLCTIME)
-struct filter_fid {
- struct ll_fid ff_fid; /* ff_fid.f_type == file stripe number */
- __u64 ff_objid;
- __u64 ff_group;
-};
-
/* per-client-per-object persistent state (LRU) */
struct filter_mod_data {
- struct list_head fmd_list; /* linked to fed_mod_list */
- __u64 fmd_id; /* object being written to */
- __u64 fmd_gr; /* group being written to */
- __u64 fmd_mactime_xid;/* xid highest {m,a,c}time setattr */
- unsigned long fmd_expire; /* jiffies when it should expire */
- int fmd_refcount; /* reference counter - list holds 1 */
+ cfs_list_t fmd_list; /* linked to fed_mod_list */
+ __u64 fmd_id; /* object being written to */
+ __u64 fmd_gr; /* group being written to */
+ __u64 fmd_mactime_xid;/* xid highest {m,a,c}time
+ * setattr */
+ unsigned long fmd_expire; /* jiffies when it should expire */
+ int fmd_refcount; /* reference counter, list holds 1 */
};
-#ifdef BGL_SUPPORT
+#ifdef HAVE_BGL_SUPPORT
#define FILTER_FMD_MAX_NUM_DEFAULT 128 /* many active files per client on BGL */
#else
#define FILTER_FMD_MAX_NUM_DEFAULT 32
#endif
-#define FILTER_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * HZ)
+/* Client cache seconds */
+#define FILTER_FMD_MAX_AGE_DEFAULT ((obd_timeout + 10) * CFS_HZ)
+
+#ifndef HAVE_PAGE_CONSTANT
+#define mapping_cap_page_constant_write(mapping) 0
+#define SetPageConstant(page) do {} while (0)
+#define ClearPageConstant(page) do {} while (0)
+#endif
struct filter_mod_data *filter_fmd_find(struct obd_export *exp,
- obd_id objid, obd_gr group);
+ obd_id objid, obd_seq seq);
struct filter_mod_data *filter_fmd_get(struct obd_export *exp,
- obd_id objid, obd_gr group);
+ obd_id objid, obd_seq seq);
void filter_fmd_put(struct obd_export *exp, struct filter_mod_data *fmd);
void filter_fmd_expire(struct obd_export *exp);
enum {
LPROC_FILTER_READ_BYTES = 0,
LPROC_FILTER_WRITE_BYTES = 1,
+ LPROC_FILTER_GET_PAGE = 2,
+ LPROC_FILTER_NO_PAGE = 3,
+ LPROC_FILTER_CACHE_ACCESS = 4,
+ LPROC_FILTER_CACHE_HIT = 5,
+ LPROC_FILTER_CACHE_MISS = 6,
LPROC_FILTER_LAST,
};
extern int *obdfilter_created_scratchpad;
extern void target_recovery_fini(struct obd_device *obd);
-extern void target_recovery_init(struct obd_device *obd,
+extern void target_recovery_init(struct lu_target *lut,
svc_handler_t handler);
/* filter.c */
void f_dput(struct dentry *);
struct dentry *filter_fid2dentry(struct obd_device *, struct dentry *dir,
- obd_gr group, obd_id id);
-struct dentry *__filter_oa2dentry(struct obd_device *obd, struct obdo *oa,
+ obd_seq seq, obd_id id);
+struct dentry *__filter_oa2dentry(struct obd_device *obd, struct ost_id *ostid,
const char *what, int quiet);
-#define filter_oa2dentry(obd, oa) __filter_oa2dentry(obd, oa, __FUNCTION__, 0)
+#define filter_oa2dentry(obd, ostid) __filter_oa2dentry(obd, ostid, \
+ __func__, 0)
-int filter_finish_transno(struct obd_export *, struct obd_trans_info *, int rc,
- int force_sync);
+int filter_finish_transno(struct obd_export *, struct inode *,
+ struct obd_trans_info *, int rc, int force_sync);
__u64 filter_next_id(struct filter_obd *, struct obdo *);
-__u64 filter_last_id(struct filter_obd *, obd_gr group);
+__u64 filter_last_id(struct filter_obd *, obd_seq seq);
int filter_update_fidea(struct obd_export *exp, struct inode *inode,
void *handle, struct obdo *oa);
-int filter_update_server_data(struct obd_device *, struct file *,
- struct lr_server_data *, int force_sync);
-int filter_update_last_objid(struct obd_device *, obd_gr, int force_sync);
+int filter_update_server_data(struct obd_device *);
+int filter_update_last_objid(struct obd_device *, obd_seq, int force_sync);
int filter_common_setup(struct obd_device *, struct lustre_cfg *lcfg,
void *option);
int filter_destroy(struct obd_export *exp, struct obdo *oa,
struct lov_stripe_md *md, struct obd_trans_info *,
- struct obd_export *);
+ struct obd_export *, void *);
int filter_setattr_internal(struct obd_export *exp, struct dentry *dentry,
struct obdo *oa, struct obd_trans_info *oti);
int filter_setattr(struct obd_export *exp, struct obd_info *oinfo,
struct obd_trans_info *oti);
-struct dentry *filter_create_object(struct obd_device *obd, struct obdo *oa);
+int filter_create(struct obd_export *exp, struct obdo *oa,
+ struct lov_stripe_md **ea, struct obd_trans_info *oti);
-struct obd_llogs *filter_grab_llog_for_group(struct obd_device *obd, int group,
- struct obd_export *export);
+struct obd_llog_group *filter_find_olg(struct obd_device *obd, int seq);
/* filter_lvb.c */
extern struct ldlm_valblock_ops filter_lvbo;
/* filter_io.c */
int filter_preprw(int cmd, struct obd_export *, struct obdo *, int objcount,
- struct obd_ioobj *, int niocount, struct niobuf_remote *,
- struct niobuf_local *, struct obd_trans_info *,
+ struct obd_ioobj *, struct niobuf_remote *,
+ int *, struct niobuf_local *, struct obd_trans_info *,
struct lustre_capa *);
int filter_commitrw(int cmd, struct obd_export *, struct obdo *, int objcount,
- struct obd_ioobj *, int niocount, struct niobuf_local *,
- struct obd_trans_info *, int rc);
+ struct obd_ioobj *, struct niobuf_remote *, int,
+ struct niobuf_local *, struct obd_trans_info *, int rc);
int filter_brw(int cmd, struct obd_export *, struct obd_info *oinfo,
obd_count oa_bufs, struct brw_page *pga, struct obd_trans_info *);
-void flip_into_page_cache(struct inode *inode, struct page *new_page);
+void filter_release_cache(struct obd_device *, struct obd_ioobj *,
+ struct niobuf_remote *, struct inode *);
/* filter_io_*.c */
struct filter_iobuf;
int filter_commitrw_write(struct obd_export *exp, struct obdo *oa, int objcount,
- struct obd_ioobj *obj, int niocount,
+ struct obd_ioobj *obj, struct niobuf_remote *, int,
struct niobuf_local *res, struct obd_trans_info *oti,
int rc);
obd_size filter_grant_space_left(struct obd_export *exp);
long filter_grant(struct obd_export *exp, obd_size current_grant,
- obd_size want, obd_size fs_space_left);
+ obd_size want, obd_size fs_space_left, int conservative);
void filter_grant_commit(struct obd_export *exp, int niocount,
struct niobuf_local *res);
+void filter_grant_incoming(struct obd_export *exp, struct obdo *oa);
struct filter_iobuf *filter_alloc_iobuf(struct filter_obd *, int rw,
int num_pages);
void filter_free_iobuf(struct filter_iobuf *iobuf);
/* Quota stuff */
extern quota_interface_t *filter_quota_interface_ref;
-/* Capability */
-static inline __u64 obdo_mdsno(struct obdo *oa)
-{
- return oa->o_gr - FILTER_GROUP_MDS0;
-}
-
int filter_update_capa_key(struct obd_device *obd, struct lustre_capa_key *key);
-int filter_auth_capa(struct obd_export *exp, struct lu_fid *fid, __u64 mdsid,
+int filter_auth_capa(struct obd_export *exp, struct lu_fid *fid, obd_seq seq,
struct lustre_capa *capa, __u64 opc);
+int filter_capa_fixoa(struct obd_export *exp, struct obdo *oa, obd_seq seq,
+ struct lustre_capa *capa);
void filter_free_capa_keys(struct filter_obd *filter);
void blacklist_add(uid_t uid);
void blacklist_del(uid_t uid);
int blacklist_display(char *buf, int bufsize);
+/* sync on lock cancel is useless when we force a journal flush,
+ * and if we enable async journal commit, we should also turn on
+ * sync on lock cancel if it is not enabled already. */
+static inline void filter_slc_set(struct filter_obd *filter)
+{
+ if (filter->fo_syncjournal == 1)
+ filter->fo_sync_lock_cancel = NEVER_SYNC_ON_CANCEL;
+ else if (filter->fo_sync_lock_cancel == NEVER_SYNC_ON_CANCEL)
+ filter->fo_sync_lock_cancel = ALWAYS_SYNC_ON_CANCEL;
+}
+
#endif /* _FILTER_INTERNAL_H */